Home / 1,915,713.88-2,873,925.00-549,430.38

Finding the Fourth Proportional to 1,915,713.88, 2,873,925.00 and 549,430.38

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Solution

The fourth proportional to 1,915,713.88, 2,873,925.00 and 549,430.38 is: 824,247.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,915,713.88 : 2,873,925.00 = 549,430.38 : x
  2. Step 2: Convert to fraction form
    1,915,713.88/2,873,925.00 = 549,430.38/x
  3. Step 3: Cross multiply
    1,915,713.88x = 2,873,925.00 × 549,430.38
  4. Step 4: Simplify right side
    1,915,713.88x = 1,579,021,713,558.35
  5. Step 5: Solve for x
    x = 1,579,021,713,558.35/1,915,713.88
  6. Step 6: Final answer
    x = 824,247.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.